Ops 277/optional ip header (#21)

* OPS-277: Add optional ip header to config

* Add to example config

* Fix CI

.github/workflows/ci.yaml

@@ -30,7 +30,7 @@ jobs:
   run:
     name: Run checks
     needs: setup
-    uses: valitydev/erlang-workflows/.github/workflows/erlang-parallel-build.yml@v1.0.0
+    uses: valitydev/erlang-workflows/.github/workflows/erlang-parallel-build.yml@v1.0.10
     with:
       otp-version: ${{ needs.setup.outputs.otp-version }}
       rebar-version: ${{ needs.setup.outputs.rebar-version }}

apps/capi/src/capi_handler_utils.erl

@@ -101,7 +101,8 @@ wrap_payment_session(ClientInfo, PaymentSession) ->
 
 determine_peer(Req) ->
     Peer = cowboy_req:peer(Req),
-    Value = cowboy_req:header(<<"x-forwarded-for">>, Req),
+    IPAddressHeader = genlib_app:env(capi_pcidss, ip_address_header, <<"x-forwarded-for">>),
+    Value = cowboy_req:header(IPAddressHeader, Req),
     determine_peer_from_header(Value, Peer).
 
 -spec determine_peer_from_header(undefined | binary(), {inet:ip_address(), inet:port_number()}) ->

config/sys.config

@@ -40,6 +40,7 @@
         %% {oops_bodies, #{
         %%     500 => "oops_bodies/500_body"
         %% }},
+        {ip_address_header, <<"x-forwarded-for">>},
         {scoper_event_handler_options, #{
             event_handler_opts => #{
                 formatter_opts => #{

rebar.lock

@@ -115,7 +115,7 @@
   0},
  {<<"swag_server">>,
   {git,"https://github.com/valitydev/swag-payments.git",
-       {ref,"41747e0fe3758299b7865f099f4bfe8a91166c13"}},
+       {ref,"5e355455f1a2cb0735d1ceead4e981712ebe4a92"}},
   0},
  {<<"tds_proto">>,
   {git,"https://github.com/valitydev/tds-proto.git",